The Importance of Single Files in Django

There's two templates I'd like to create so that when you do start project, you can do these and they'd have to be just put on GitHub. But one is single file. And the other is single folder because you can, that sort of sync,. When you start app or start project, sorry, you can just turn it into an app by adding a models file  and adding the name of it to installed apps. It turns into a fully featured app. You haven't got then the project folder and then the app folder next to it, which is like, there seems like an awful lot of files for just one model that I want to create. Like, why is